This paper reports on results of research focused on the problems associated with integrating drug intelligence. It is based on site visits to existing U.S. drug intelligence fusion centers, review of pertinent literature, and personal interviews with supply-side drug enforcement planners and operators in Congress, ONDCP, DOD, USCG, and national law enforcement and intelligence agencies. It cites the significant role of intelligence in the counter-narcotic effort and identifies obstacles to efficient and effective employment. Major areas addressed include: Developing drug related intelligence; Improving law enforcement agency intelligence; Reorienting national priorities; Integrating law enforcement intelligence with foreign intelligence; and, Sharing drug intelligence with foreign law enforcement agencies. Keywords: Narcotics, Military intelligence, Drug interdiction, Intelligence, Law enforcement, Drug smuggling.